Adjustably-weighted golf irons and processes United States Patent 03979122

03979122 is referenced by 167 patents and cites 16 patents.

Improved golf clubs having metal heads, conventionally known as "irons", and processes for producing such "irons" in such a way that the swing weight of each "iron" produced can be varied within very close tolerances and/or the distribution of the weight of the metal head, i.e. the balance thereof, can be rendered adjustable by the user so as to overcome problems of "slicing" or "hooking" of the golf ball during use.

Title
Adjustably-weighted golf irons and processes
Application Number
5/586598
Publication Number
3979122
Application Date
June 13, 1975
Publication Date
September 7, 1976
Inventor
Peter A Belmont
7 White Birch Ridge, Weston, 06608
CT, US
Agent
Thomas L Tully
IPC
A63B 53/04
View Original Source

Citations: 167 (view full list)

  1. Stephen C Ahn, Suh Yong Lee: Golf club with adjustable total weight, center of gravity and balance. Alfred F Hoyte Jr, January 18, 2000: US06015354 (270 worldwide citation)
  2. Todd P Beach, Bing Ling Chao, Mark Greaney, Marc Kronenberg, Thomas Olsavsky, Benoit Vincent, Ian Wright, Kraig Willett, Gery Zimmerman: Golf club head having movable weights. Taylor Made Golf Company, Klarquist Sparkman, March 6, 2007: US07186190 (227 worldwide citation)
  3. Joseph H Hoffman, Gerry Zimmerman: Removable weight and kit for golf club head. Taylor Made Golf Company, Sheppard Mullin Richter & Hampton, January 23, 2007: US07166040 (196 worldwide citation)
  4. Sonnie J Perkins: Golf club heads with adjustable weighting. William W Haefliger, August 26, 1986: US04607846 (185 worldwide citation)
  5. Joseph H Hoffman, Kraig A Willett, Todd P Beach, John F Lorentzen, Allan C Saliba: Golf club head weight reinforcement. Taylor Made Golf Company, Klarquist Sparkman, September 2, 2008: US07419441 (156 worldwide citation)
  6. Terrill R McCabe, Jose Perez: Golf club head with weight adjustment. Acushnet Company, Pennie & Edmonds, October 23, 2001: US06306048 (156 worldwide citation)
  7. Kraig A Willett, Joseph H Hoffman: Golf club head. Taylor Made Golf Company, Sheppard Mullin Richter & Hampton, May 29, 2007: US07223180 (149 worldwide citation)
  8. Todd P Beach, Bing Ling Chao, Mark Vincent Greaney, Marc Kronenberg, Thomas Olsavsky, Benoit Vincent, Ian Wright, Kraig Alan Willett, Gery Mel Zimmerman: Movable weights for a golf club head. Taylor Made Golf Company, Klarquist Sparkman, August 5, 2008: US07407447 (140 worldwide citation)
  9. Bing Ling Chao: Movable weights for a golf club head. Taylor Made Golf Company, Klarquist Sparkman, June 29, 2010: US07744484 (134 worldwide citation)
  10. Eric W Reimers: Adjustable balance weighting system for golf clubs. Michael J Hughes, Mark E Baze, November 4, 1997: US05683309 (133 worldwide citation)

References: 16

  1. Thompson Stanely C: Weight-balanced golfing iron. Haefliger William W, November 5, 1974: US3845960 (62 worldwide citation)
  2. Moore Donald D: Golf club having adjustable head means. Freeman & Taylor, October 8, 1974: US3840231 (138 worldwide citation)
  3. Glover Cecil C: Golf club with adjustable weighting plugs. March 28, 1972: US3652094 (245 worldwide citation)
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